Knife scabbard



FIG. 1 is a side elevational view of a knife scabbard showing the new design;

FIG. 2 is a front elevational view;

FIG. 3 is a rear elevational view;

FIG. 4 is a top plan view;

FIG. 5 is a bottom plan view; and

FIG. 6 is top perspective view showing the side opposite that shown in FIG. 1. 

The ornamental design for a knife scabbard, as shown and described. 